text: if (!window.customElements.get('core-header')) {
    window.customElements.define('core-header', class extends window.HTMLElement {
      constructor() {
        super('')
      }
  
      _generateTemplate() {
        const slot = this.innerHTML
        return `
        <div class="core-header-divider">
          <h1 class="core-header-title">${slot}</h1>
        </div>
      `
      }
  
      connectedCallback() {
        this.innerHTML = this._generateTemplate()
      }
  
    })
  }
  